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Finding the Fourth Proportional to 4,630.60, 6,945.90 and 4,601.80

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Solution

The fourth proportional to 4,630.60, 6,945.90 and 4,601.80 is: 6,902.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630.60 : 6,945.90 = 4,601.80 : x
  2. Step 2: Convert to fraction form
    4,630.60/6,945.90 = 4,601.80/x
  3. Step 3: Cross multiply
    4,630.60x = 6,945.90 × 4,601.80
  4. Step 4: Simplify right side
    4,630.60x = 31,963,642.62
  5. Step 5: Solve for x
    x = 31,963,642.62/4,630.60
  6. Step 6: Final answer
    x = 6,902.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.